Check Valve

Wafer Lifting Check Valve

Datasheet

Download datasheet (PDF)

Specifications are indicative. Final specification is confirmed at quotation.

Specifications

Confirmed at quote
Size Range
DN15 to DN1200
Pressure Class
PN16, PN25, PN40, PN63, PN100, Class 150, Class 300, Class 600, Class 900, Class 1500, Class 2500
End connection
Wafer
Operating temperature
max 350°CRange across the material options offered. The limit of a given build follows its grade, confirmed with your enquiry.

Standards

Design & manufacture
API 6D, JB/T 8937, API 594, JB/T 79
Inspection & test
API 598, GB/T 13927, JB/T 9092
Face to face
API 594, JB/T 8937
Flange & end dimension
ASME B16.5, GB/T 9113, HG/T 20592

Configure your variant(manually adjust box on the right if you require a different spec)

Size
Pressure
End connection

Materials

All available material options per part. Click a pill to set it in the configurator.

Body

Operating media

WaterSteamOil

Features

  • Short face-to-face length, compact size and low weight
  • Sealing configurable as soft-to-soft or metal-to-metal depending on working conditions
  • Suitable for horizontal or vertical pipeline installation
  • Rapid disc closure with low water hammer pressure
  • Parts material and end face form and size selectable to suit working conditions or user requirements
  • Wafer-type single-disc check valve construction
  • Spring-loaded central disc with four-spoke carrier

Description

Wafer-type lifting check valve for horizontal or vertical pipeline installation. Available in sizes DN15 to DN1200 and pressure classes Class 150 to Class 2500 / PN1.6 to PN10.0 MPa. Accommodates soft-to-soft or metal-to-metal sealing configurations. Disc closes rapidly, reducing water hammer pressure. Parts material and end-face form and size are selectable to suit working conditions or user requirements.

Selection notes

This check valve is a wafer type and lifting check pattern, supplied for wafer installation.

Sizes run DN15 to DN1200, in PN16, PN25, PN40, PN63, PN100, Class 150, Class 300, Class 600, Class 900, Class 1500, Class 2500.

The body is offered in WCB, WCA, WCC and WC6, so the grade can be matched to the service rather than the other way round.

Stated service media include water, steam and oil.

It is catalogued for Oil & Gas.

Working temperature is max 350°C.

Built to API 6D, JB/T 8937, API 594, API 598 and GB/T 13927.

Supplier remarks

  • Parts material and end face form and size can be reasonably selected according to actual working conditions or user requirements to meet various engineering needs.

Available pressure classes

Pressure classes this product is rated to.

Used in

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